Blog
DNS, resilience, GSLB, and what we learn running authoritative DNS in production.
Story
Why we built dnswiz
We ran our domains across GoDaddy, IONOS, Strato, and a few others. The tooling was clunky, the API was paywalled, and none of it could fail over between clouds. So we built our own provider-neutral DNS.
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Resilience
Multi-cloud resilience with GSLB
How global server load balancing steers traffic across regions and clouds at the DNS layer, with diagrams and the honest limits.
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Automation
DNS as code
DNS changes are high-blast-radius and usually done by hand with no review. What managing DNS in Terraform looks like instead.
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Product
What feature-rich DNS actually means
Beyond the A/CNAME/MX table: failover, ANAME at the apex, DNSSEC, a query firewall, managed certs, forensics, and transfers.
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